Add Popular Science (opens in a new tab) More information Adding us as a Preferred Source in Google by using this link indicates that you would like to see more of our content in Google News results.

In 1631, the mathematician Pierre Vernier invented an instrument that could be used to measure lengths and angles with unprecedented precision 2. The Vernier scale — a sliding, secondary scale that ...

Measuring small objects with a Vernier caliper is a lot more accurate than using a ruler, but how to read a manual Vernier caliper is a mystery to most. Step 1: Manual calipers typically have a ...

The capability of a vernier or digital caliper depends on the accuracy of the scale. A caliper's design, rigidity of the beam, squareness and parallelism of the jaws to the scale, and general ...